when he came to power, many wondered how he would steer the new country's foreign policy. after all, the african national congress had been supported by the revolution aers of the world, gadhafi, arafat, castro, but mandela knew what was in his country's best interests. he steered it in a pro-western, pro-democratic, pro-market direction, and yet he kept faith with his old comrades honoring them, never forgetting their support when he and his movement were in the wilderness. his final act of greatness was leaving office. very few black african leaders had ever left office voluntarily in 1999 when nelson mandela did after just one term. he wanted to make sure that south african democracy did not descend into a cult of personality or dynasty. he was in this sense south africa's george washington. as much as one man can shape a country's future, nelson mandela did it for south africa, and in doing so, he also shaped the conscience of the entire world. let's get started. >>> let's go live to johannesburg. we're joined from outside mandela's home in johannesburg. robin, there's